在位移反分析中优化方法的选择十分重要。
It's important to select an optimum method in displacement back analysis.
介绍了一种以荷载模型为求解对象的位移反分析法。
This paper introduces a new method to acquire a FEM load model by back analyzing the measured displacements of tunnel.
其次，提出了基于变形资料确定套管外载的位移反分析方法。
Secondly, a displacement back-analysis method based on deformation data was put forward to calculate the casing loads.
对位移反分析方法作了介绍，并对各种弹塑性模型进行了总结。
Introducing the method of optimizing back analysis using displacement and summarizing the elastoplastic model.
解决思路可以推广应用到其他位移反分析问题的测线布置优化。
The idea of the optimization arrangement of measuring-line can be applied to another back analysis of measured displacements.
研究了考虑围岩松动圈的位移反分析在卵砾石层隧道工程中的应用。
This paper presents the application of displacement back analysis for the tunnel engineering in gravel-cobble stratum taking the loosing zone into consideration.
因工程的复杂性，位移反分析在隧道工程中的应用会遇到诸多问题。
Because of the complexity of geotechnical engineering, many questions have been come into existence in the application of the displacement inverse analysis for tunnel engineering.
各种传统位移反分析方法的反分析模型非常复杂，求解亦非常困难。
The model of traditional approaches for back analysis of displacements is very complex and it is rather difficult to solve them.
在有实测位移的情况下，可运用位移反分析法较准确地获取等代层的参数。
With the measured data, the parameters of equivalent circle zone can be obtained by back analysis of soil displacement.
基于遗传进化和神经网络的位移反分析方法，亦只在较小的解空间内才有效。
The approach based on artificial neural networks and genetic algorithms is effective only if the search space is relatively small.
基于位移反分析理论及几何损伤理论，对巷道裂隙岩体的损伤参数进行了辨识。
Based on the theory of displacement back analysis and the theory of geometrical damage, identification of damage parameters in joint rock mass is studied in this paper.
文中还讨论了弹性常数取用值误差对位移反分析计算成果的影响和地下厂房稳定性研究等问题。
This paper also discusses the influence on the results of back analysis due to the error of fetched value of elasticity constant and the stability study of underground powerhouse.
地应力位移反分析是建于岩土工程安全监测的基础上的，利用安全监测得到的位移值，对该地段的初始应力场进行反演。
Ground Stress Analysis-Reversed is based on Geotechnical engineering safety monitoring, which USES monitoring data to do in some area.
本文根据逆过程法的基本原理，导出了以边界元法为基础的粘弹性位移反分析公式，并将其与以有限元法为基础的基本公式作了比较。
The back analysis formulas of viscoelastic displacements are derived from BEM according to the fundamental principle of inverse process, and it is compared with FEM ba formulas.
作者结合岩石力学试验和岩石强度理论对抗滑桩岩质锚固段的地基侧向抗力系数KH进行分析，并根据一定的变形观测和位移反分析法来为KH的取值作一些探讨和研究。
The writers also make some discussions and studies about the size of KH in the presence of deformation observations and displacement back analysis method.
在分析受不均匀荷载作用的立井井壁应力和位移的基础上，提出了确定立井井壁椭圆荷载的反分析方法。
On the basis of the analysis of shaft lining stress state and displacement state, proposed the back analytical method for determination of the elliptic load acting on shaft lining.
利用边界条件、区间位移连续性条件和弯矩剪力平衡条件建立了反分析的特征方程序。
The characteristic equations are established by using the boundary conditions, continuous conditions of the displacements and equilibrium conditions of the shearing force and moment in each region.
首先，用反螺旋理论分析了在初始位置和发生位移后该机构的运动特性。
Firstly, the kinematical characteristics of this mechanism in its initial position and in the position after a translation happened were analyzed by reciprocal screw theory.
并通过不同模型对应同一点的位移矢量角对层状反倾岩质边坡的反倾条件进行了界定分析。
Using the grey theory, this paper makes a treatment of the monitoring data of landslide displacement) and finds out the grey displacement vector angle.
采用考虑时间和位移效应的土压力模型和基于现场实测资料的反分析方法来分析土体受力特性，是简单且行之有效的。
It is a simple and effective way to analyze soil mechanical properties by means of earth pressure model considering time-displacement effect and back-analysis based on site test data.
采用考虑时间和位移效应的土压力模型和基于现场实测资料的反分析方法来分析土体受力特性，是简单且行之有效的。
It is a simple and effective way to analyze soil mechanical properties by means of earth pressure model considering time-displacement effect and back-analysis based on site test data.
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